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|      \\  |  ___||   ____    | || | || \ \\ / // 
|  --  //  | ||__    |    \\  | || | ||  \ \/ //  
|  --  \\  | ||__    | [] ||  | \\_/ ||   \  //   
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`------`   `-----`   |_|`-`     `---`       `     
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發送短信 : Boundary spanning by design: Insights from a vendor perspective